From aeec6c5677adb035cf21b4134914c3cb857021c5 Mon Sep 17 00:00:00 2001
From: slack <slack@0666ae3d-8926-0410-aeff-ae84559ff337>
Date: Fri, 27 Jul 2007 16:05:34 +0000
Subject: [PATCH] Creado logger. Implementado STOP a medias.

git-svn-id: http://slack.codemaniacs.com/wenboi@5 0666ae3d-8926-0410-aeff-ae84559ff337
---
 gbcore.cc | 14 ++++++++++++++
 logger.h  | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)
 create mode 100644 logger.h

diff --git a/gbcore.cc b/gbcore.cc
index a54fc8e..9bd08e6 100644
--- a/gbcore.cc
+++ b/gbcore.cc
@@ -4,6 +4,7 @@
 #include "GBRom.h"
 #include "GBMemory.h"
 #include "MBC.h"
+#include "logger.h"
 #include <string>
 #include <cstring>
 
@@ -97,12 +98,14 @@ class GameBoy
 GameBoy::GameBoy(std::string rom_name):
 	rom(0), regs(), IME(1), HALT(0)
 {
+	logger.info("GameBoy init");
 	rom = read_gbrom(rom_name);
 	reset();
 }
 
 void GameBoy::reset()
 {
+	logger.info("GameBoy reset");
 	std::memcpy(memory, rom->data, 16384);
 	regs.PC = 0x100;
 }
@@ -583,6 +586,17 @@ void GameBoy::run_cycle()
 			HALT = true;
 			break;
 
+		// STOP
+		case 0x10:
+			int sub_opcode = memory[regs.PC++];
+			if (sub_opcode == 0x00) {
+				HALT = true;
+			} else {
+				logger.critical("Unknown sub-opcode after 0x10");
+			}
+
+
+
 
 
 
diff --git a/logger.h b/logger.h
new file mode 100644
index 0000000..3649563
--- /dev/null
+++ b/logger.h
@@ -0,0 +1,47 @@
+#if !defined(LOGGER_H)
+#define LOGGER_H
+
+#include <string>
+#include <iostream>
+#include <ctime>
+
+class Logger
+{
+	private:
+		std::ostream& out;
+		static Logger instance;
+
+	public:
+		static Logger& getInstance() { return instance; }
+		Logger(std::ostream& os): out(os) {}
+
+		enum log_level{
+			OFF = -1,
+			CRITICAL=0,
+			ERROR=1,
+			WARNING=2,
+			INFO=3,
+			DEBUG=4,
+			TRACE=5
+		};
+
+		log_level current_log_level;
+
+
+		void log(log_level level, std::string str)
+		{
+			if (level <= current_log_level)
+				out << "[" << time(NULL) << "] " << str << std::endl;
+		}
+
+		void critical(std::string str) { log(CRITICAL, str); }
+		void error   (std::string str) { log(ERROR   , str); }
+		void warning (std::string str) { log(WARNING , str); }
+		void info    (std::string str) { log(INFO    , str); }
+		void debug   (std::string str) { log(DEBUG   , str); }
+		void trace   (std::string str) { log(TRACE   , str); }
+};
+
+#define logger Logger::getInstance()
+
+#endif
-- 
2.34.1